heat exchanger design, safe working practices and relevant standards, codes and regulations, including: advanced thermodynamics: heat transfer: modes of heat transfer conduction through a flat plate, series flat plates, thick and thin wall pipe, and composite pipes (e.g. lagged pipes and drums) convection at a flat surface or tube radiation from a flat surface or tube for black or grey bodies combined conduction and convection through single or multiple flat plates or thin wall tubes combined convection and radiation combined conduction, convection and radiation such as fluid in a tank (convection to wall), through wall and/or insulation (conduction) to outside air (convection and radiation) heat exchangers - parallel, counter flow and cross flow refrigeration/heat pump: basic principles and terminology vapour compression cycle performance criteria types of refrigerant - designation, properties advantages and disadvantages refrigerant properties using the pH diagram ideal vapour compression cycle on the pH diagram energy balance and heat transfers in compressor, evaporator and condenser actual vapour compression cycle and variations from the ideal pressure loss in lines and non-ideal compression superheating and subcooling with or without suction/liquid heat exchanger Carnot principle applied to refrigerator and heat pump principles of evaporative refrigeration, absorption refrigeration, air cycle refrigeration and thermo-electric refrigeration heater exchanger design: concepts design parameters and limitations construction material and components testing requirements problem-solving techniques relevant job safety assessments or risk mitigation processes relevant manufacturer specifications relevant WHS/OHS legislated requirements relevant workplace documentation relevant workplace quality, policies and procedures. |